Hariobaudes

Hariobaudes (Hariobaud) was an Alemannic petty king in the 4th century AD. The Roman writer Ammianus Marcellinus reports that Julian crossed the Rhine at Mainz in 359 and concluded a peace treaty with the Alemannic kings Hariobaud, Macrian, Urius, Ursicinus, Vadomarius and Vestralpus after they agreed to return all prisoners.